The graphs below show the percentage of students who studied for different amounts of time for a test and the average score students obtained based on hours studied.

The graphs illustrate the number of students who studied for different amount of time for a test and the average score students obtained based on hours studied Overall, it can be clearly seen that as the preparation time increases, students’ performance rises too Firstly, the proportion of students, who spent on preparation between 51 and […]

The two graphs show how many hours students spent preparing for an exam and the average score they got depending on how long they studied. According to the pie chart,the biggest group of students studied between 51 to 75 hours. They make up 38% of the total. The second biggest group studied for 76 to […]